you are viewing a single comment's thread
view the rest of the comments
[–] [S] 2 points 8 months ago* (last edited 8 months ago)

I'm going with reading because of the intense, prolonged and (for many of us) daily concentration involved.

The concentration of attention is the active ingredient here. It is a smooth and powerful modifier of consciousness. And its effects stick and compound over time.

  • source
  • parent